testPatternEscape("\\\\\\[\\]\\^\\-\\&\\.\\{\\}\\(\\)\\$\\+\\|\\<\\=\\!", "\\[]^-&.{}()$+|<=!");
        testPatternEscape("\\$\\&time", "$&time");
    }

    @Test public void testEscapeSet() {
        String testChars = "`~!@#$%^&*()-_=+[]{}\\|;:'\"<>,/";
        RegExpPatternStep step = new RegExpPatternStep(testChars, true);
        assertTrue(step.matches(testChars));
    }

			continue
		}
		if w, g := test.output, b.String(); w != g {
			t.Errorf("%s: escaped output: want\n\t%q\ngot\n\t%q", test.desc, w, g)
			continue
		}
	}
}

func TestEscapeSet(t *testing.T) {
	type dataItem struct {
		Children []*dataItem
		X        string
	}

	data := dataItem{
		Children: []*dataItem{
			{X: "foo"},
			{X: "<bar>"},
			{